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The Practical Pumping Handbook

Table 13.1. continued

Temperature Temperature Specific gravity Vapor pressure
~ ~ 60 F reference psi absolute
420 215.6 0.847 308.83
440 226.7 0.833 381.59
460 237.8 0.818 466.9
480 248.9 0.802 566.1
500 260.0 0.786 680.8
520 271.1 0.766 812.4
540 282.2 0.747 962.5
560 293.3 0.727 1133.1
580 304.4 0.704 1325.8
600 315.6 0.679 1542.9
620 326.7 0.650 1786.6
640 337.8 0.618 2059.7
660 348.9 0.577 2365.4
680 360.0 0.526 2708.1
700 371.1 0.435 3093.7
705.4 374.1 0.319 3206.2

13.2 Effect of altitude on pressures and the boiling point of
water

Table 13.2: Effect of altitude on pressures and the boiling point of water

Altitude Barometric Atmospheric pressure Boiling point
reading of water
Feet Meters ins. Hg. mm. Hg psia Feet Kg.cm2 ~ ~
of water
0 0.0 29.9 760 14.7 33.9 1.033 212.0 100.0
500 152.4 29.4 747 14.4 33.3 1.015 211.1 99.5
1000 304.8 28.9 734 14.2 32.8 1.000 210.2 99.0
2000 609.6 27.8 706 13.7 31.5 0.960 208.4 98.0
3000 914.4 26.8 681 13.2 30.4 0.927 206.5 96.9
4000 1219.2 25.8 655 12.7 29.2 0.890 204.7 95.9
5000 1524.0 24.9 633 12.2 28.2 0.860 202.9 94.9
6000 1828.8 24.0 610 11.8 27.2 0.829 201.0 93.9
7000 2133.6 23.1 587 11.3 26.2 0.799 199.2 92.9
8000 2438.4 22.2 564 10.9 25.2 0.768 197.4 91.9
9000 2743.2 21.4 544 10.5 24.3 0.741 195.5 90.8
0000 3048.0 20.6 523 10.1 23.4 0.713 193.7 89.8
5000 4572.0 16.9 429 8.3 19.2 0.585 184.0 84.4

218 ............................... ~iii;..;;;,~ ...................................................